The ornamental design for a waterbottlecarrier, as shown and described.
FIG. 1 is a perspective view of a water bottle carrier showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a perspective view of the water bottle carrier where the water bottle carrier is in a configuration of use.
The broken line showing of the bottle in FIG. 8 is for the purpose of illustrating environmental structure and forms no part of the claimed design. All other broken lines depict portions of the water bottle carrier and form no part of the claimed design.